Controlled space closure with a preadjusted appliance system.

@article{Bennett1990ControlledSC,
  title={Controlled space closure with a preadjusted appliance system.},
  author={John C. Bennett and Richard P. McLaughlin},
  journal={Journal of clinical orthodontics : JCO},
  year={1990},
  volume={24 4},
  pages={251-60}
}